SELECT * FROM question_mgmt as q WHERE id=229 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=2 AND subId=9 AND chapterId=55 and ex_no='1' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 11th chemistry Environmental Chemistry define environmental chemistry

Question:

Define environmental chemistry.

Answer:

The branch of science which deals with the chemical changes in the environment is called as Environmental Chemistry. It includes our surroundings such as air, water, soil, forests, sunlight etc. It has three main components:

Abiotic or non -living - it includes lithosphere, hydrosphere, atmosphere.

Biotic or living- it includes plant and animal kingdom including humans.

Energy component- it includes solar energy, geochemical, thermochemical, hydroelectric and nuclear energy.


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SELECT ex_no,question,question_no,id,chapter FROM question_mgmt as q WHERE courseId='2' AND subId='9' AND ex_no!=0 AND status=1 and id!=229 ORDER BY last_viewed_on desc limit 0,10

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  • Answered by Ekta Mehta
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  • Answered by Ekta Mehta
  • 4 months ago

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